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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

using model chemistry: MP4/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVTZ
 hartrees
Energy at 0K-3071.690290
Energy at 298.15K-3071.695569
HF Energy-3071.021468
Nuclear repulsion energy218.620302
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP4/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3123 3039        
2 A' 1464 1425        
3 A' 1259 1225        
4 A' 752 732        
5 A' 628 611        
6 A' 228 222        
7 A" 3205 3119        
8 A" 1158 1127        
9 A" 864 841        

Unscaled Zero Point Vibrational Energy (zpe) 6340.0 cm-1
Scaled (by 0.9732) Zero Point Vibrational Energy (zpe) 6170.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP4/aug-cc-pVTZ
ABC
0.97583 0.07055 0.06664

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.025 0.000
Br2 0.843 -0.714 0.000
Cl3 -1.773 0.926 0.000
H4 0.317 1.540 0.900
H5 0.317 1.540 -0.900

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93171.77551.08451.0845
Br21.93173.08732.48292.4829
Cl31.77553.08732.35632.3563
H41.08452.48292.35631.8008
H51.08452.48292.35631.8008

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.704 Br2 C1 H4 107.456
Br2 C1 H5 107.456 Cl3 C1 H4 108.523
Cl3 C1 H5 108.523 H4 C1 H5 112.240
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability